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In the Southern Hemisphere, it appears at dawn at 7 mag in early May. In the Northern Hemisphere, it will never observable again.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 0 36.92 21 13.1 1.588 0.723 19 6.6 48.3 149.7 3:54 (245, 1)
Apr. 26 0 49.03 16 22.5 1.617 0.759 20 6.8 48.2 148.9 3:44 (249, -1)
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Only observable in the Southern Hemisphere. No observations have been reported since Mar. 8 when it was 5.3 mag. Fading very slowly. It was still 7.7 mag in early April.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 3 12.66 -18 54.9 2.274 1.587 36 8.9 31.8 72.5 20:04 ( 80,-19)
Apr. 26 3 26.81 -17 53.7 2.421 1.715 36 9.3 28.5 73.9 20:12 ( 83,-22)
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It turns to fade after this, and will be fainter than 13 mag in June.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 10 59.70 22 0.6 1.567 2.320 127 11.4 22.9 183.3 21:11 ( 0, 77)
Apr. 26 10 59.73 19 23.6 1.661 2.359 122 11.6 22.0 176.3 20:43 ( 0, 74)
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It will be observable in good condition at 11-12 mag in 2003 autumn again.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 5 36.80 10 48.2 3.342 2.913 56 12.1 7.8 322.2 20:04 ( 84, 27)
Apr. 26 5 34.95 11 29.6 3.444 2.893 49 12.1 6.4 332.0 20:12 ( 90, 20)
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It is observable at 12.5 mag for long time from April to August.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 18 48.13 -25 9.1 1.952 2.450 107 12.9 12.7 107.2 3:54 (343, 28)
Apr. 26 18 53.82 -25 36.7 1.871 2.448 113 12.8 10.7 113.0 3:44 (346, 28)
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It was observed visually at around 13 mag these days.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 15 39.80 -22 7.7 1.327 2.257 150 13.4 6.6 260.7 1:54 ( 0, 33)
Apr. 26 15 35.89 -22 12.6 1.305 2.270 158 13.4 8.8 267.7 1:23 ( 0, 33)
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Appearing very low sky in the morning. It will be higher than 20 deg in May.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 22 29.50 -6 55.8 6.326 5.763 52 13.7 9.8 63.2 3:54 (286, 10)
Apr. 26 22 33.46 -6 25.4 6.235 5.761 57 13.7 9.2 62.4 3:44 (288, 13)
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Getting brighter more slowly than usual, and it is still 14 mag. It may become only 10 mag in autumn at best. In the Northern Hemisphere, it will observable only until July, when it may be still 12 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 14 20.06 43 5.3 1.877 2.592 125 14.0 38.0 277.3 0:36 (180, 82)
Apr. 26 13 54.79 43 18.2 1.809 2.506 123 13.8 40.9 268.7 23:35 (180, 82)
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It passed the perihelion on Feb. 19 and expected to be fading now. But it may be brighter after this.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 3 5.53 29 50.7 2.557 1.718 26 13.8 43.4 72.8 20:04 (121, 8)
Apr. 26 3 27.94 31 13.2 2.607 1.748 25 14.2 42.6 75.1 20:12 (124, 7)
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Not observable. It will appear at dawn in June at 15.5 mag, then it will be fading.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 0 13.60 -1 15.3 2.861 2.007 25 13.9 32.9 68.7 3:54 (266, -7)
Apr. 26 0 27.69 0 6.7 2.867 2.046 29 14.1 31.8 68.9 3:44 (266, -6)
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It became brighter than expected after the perihelion passage, and it was observed visually around 13 mag in March.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 11 14.72 17 40.9 1.314 2.130 132 14.0 5.5 139.4 21:26 ( 0, 73)
Apr. 26 11 17.05 17 6.6 1.395 2.158 127 14.2 8.2 133.1 21:01 ( 0, 72)
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It is observable in good condition at 14-15 mag until autumn.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 19 6.39 43 2.3 5.288 5.376 89 14.2 14.4 8.9 3:54 (238, 72)
Apr. 26 19 7.45 44 41.2 5.265 5.391 91 14.2 14.0 4.2 3:44 (229, 74)
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It will reach to 1 mag in 2004 spring. In the Northern Hemisphere, it is not observable until that time.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 2 27.46 -32 22.1 5.782 5.114 44 14.4 10.0 79.9 20:04 ( 72,-34)
Apr. 26 2 33.02 -32 12.1 5.696 5.046 45 14.3 10.4 84.0 20:12 ( 75,-40)
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It had brightened very rapidly since September and reached to 15 mag in late November. On the contrary, it had been at 15.5 mag for four months after that. In April, it finally became brighter than 15 mag. It is only observable until late May. It is not observable around the perihelion passage.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 5 15.50 21 29.9 2.674 2.189 51 14.8 25.6 83.1 20:04 ( 97, 29)
Apr. 26 5 28.64 21 49.5 2.697 2.148 47 14.7 27.0 84.5 20:12 (100, 24)
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It will be observable at 14.5 mag for a long time from spring to autumn in the Southern Hemisphere. In the Northern Hemisphere, it locates very low in the morning until spring.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 18 40.56 -38 21.7 3.482 3.933 109 15.2 13.2 157.0 3:54 (348, 15)
Apr. 26 18 43.14 -39 48.3 3.369 3.909 115 15.1 13.1 164.9 3:44 (351, 15)
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It will be 14 mag from spring to summer.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 16 14.35 -11 29.9 1.915 2.788 143 15.4 3.8 331.0 2:28 ( 0, 43)
Apr. 26 16 12.96 -11 6.3 1.842 2.761 150 15.3 5.3 310.4 2:00 ( 0, 44)
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It will keep 14-15 mag until the end of 2003. Recently it was reported 1 mag fainter than this ephemeris.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 5 38.07 23 42.8 3.070 2.652 56 15.4 7.4 229.3 20:04 ( 97, 34)
Apr. 26 5 35.76 23 10.5 3.172 2.626 49 15.4 5.7 218.7 20:12 (101, 26)
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It is expected to be 1 mag in the southern sky in 2004 spring.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 4 30.23 27 9.5 5.835 5.131 41 15.4 4.6 81.6 20:04 (108, 22)
Apr. 26 4 32.81 27 14.8 5.843 5.060 35 15.4 5.3 80.9 20:12 (112, 16)
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It became a bit fainter after the perihelion passage.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 13 54.24 43 45.3 4.087 4.738 125 15.5 15.6 250.5 0:09 (180, 81)
Apr. 26 13 44.99 43 2.9 4.151 4.778 123 15.6 15.6 244.1 23:27 (180, 82)
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New comet. It will be observable in good condition at 16 mag until autumn.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 17 41.17 -1 30.2 4.361 4.952 120 15.6 12.2 345.8 3:54 ( 0, 53)
Apr. 26 17 39.43 -0 6.7 4.287 4.958 127 15.6 12.8 339.6 3:26 ( 0, 55)
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It keeps 16 mag until June.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 12 51.94 37 15.4 5.695 6.389 130 16.1 8.2 242.5 23:02 (180, 88)
Apr. 26 12 47.85 36 45.9 5.777 6.422 126 16.1 8.1 235.2 22:31 (180, 88)
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New comet. It raeched to the best at 16.5 mag in mid April. Now it is fading rapidly and will be fainter than 18 mag in May.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 12 49.29 -13 43.9 0.568 1.561 165 16.7 163.0 248.4 22:54 ( 0, 41)
Apr. 26 11 40.85 -19 26.8 0.627 1.555 143 16.9 130.4 253.0 21:20 ( 0, 35)
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As it is a very far object, it keeps 17 mag until 2004 summer.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 19 1.05 29 37.0 5.672 5.832 94 16.9 13.8 332.7 3:54 (282, 72)
Apr. 26 18 57.20 31 2.9 5.587 5.822 98 16.9 14.5 327.3 3:44 (283, 77)
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Brightness change became a bit slower after the perihelion passage. It will be fainter than 18 mag soon.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 10 3.83 20 57.9 1.606 2.246 116 17.3 14.5 120.3 20:15 ( 0, 76)
Apr. 26 10 10.44 20 4.4 1.714 2.288 111 17.6 16.0 119.6 20:12 ( 16, 75)
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New comet. It will keep 17.5 mag until summer.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 17 11.85 53 2.7 3.708 4.045 102 17.4 7.6 286.2 3:26 (180, 72)
Apr. 26 17 5.56 53 12.8 3.677 4.038 103 17.4 8.9 274.8 2:52 (180, 72)
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It will be fainter than 18 mag in May. Very diffused.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 10 54.78 15 44.2 2.022 2.776 129 17.5 4.2 221.1 21:06 ( 0, 71)
Apr. 26 10 54.06 15 19.3 2.144 2.824 123 17.7 4.0 184.3 20:37 ( 0, 70)
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It will be fainter than 18 mag in May.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 9 10.23 23 43.2 5.489 5.819 104 17.6 3.5 40.6 20:04 ( 42, 75)
Apr. 26 9 11.66 23 59.9 5.622 5.843 97 17.7 3.9 57.3 20:12 ( 62, 70)
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It will not be observable around the perihelion passage. Before the perihelion passage, it is observable until July when it reaches to 15 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 19 12 27.06 0 57.5 1.123 2.085 157 18.0 21.9 259.5 22:37 ( 0, 56)
Apr. 26 12 17.24 0 24.4 1.096 2.023 148 17.8 21.1 254.9 22:00 ( 0, 55)
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